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K&R Pedometer Metal Clip On by Ultrak Vintage Walk 12 - 1/4 Mile . Cosmetically in very good used Condition. Each one has a faint number written with marker. Not sure how they work and therefore are untested and Sold as is. Having said that I don't see why they shouldn't work. They come with part of original packaging. Condition might vary slightly between pictures. Condition is Used. Shipped with USPS First Class Package.